CALCS-PLUS is the go-to provider for fast & accurate load and energy code calculations

and ductwork/system design services for commercial and residential

HVAC projects.

For Calculations or Blower Door Testing, please click the applicable button below.

Why Calcs-Plus?

  • Calcs-Plus is dedicated to providing top-quality services. We provide independent and unbiased services that guarantee you receive the best quality work.
  • We’ve perfected our process through rigorous quality control to ensure consistent and quality results.
  • We stand behind our work. We guarantee our work based on the information provided every time.
  • Don’t take our word for it. Our outstanding reputation and glowing reviews speak for themselves!
Contact Us Today

Residential and Light Commercial Services

HVAC Load Calculations

Energy Code Calculations

HVAC Duct / System Design

Blower Door/Duct Leakage Testing

Annual Energy

Our Team

Our team of HVAC experts will ensure that your home is not only energy-efficient, but also that your indoor air quality, building durability, and general health and safety are all good and accounted for.

CALCS-PLUS Team

Our Promise

An unwavering dedication to providing unbiased, ethical, and expert services to our valued clients. We take immense pride in drawing upon our wealth of expertise and vast experience to deliver work that not only meets but exceeds the highest industry standards. We strive to foster long-lasting working relationships with clients who appreciate and share our passion for quality and excellence. Your satisfaction is our driving force, and we are committed to making a positive impact on your experience with us.